Style

Important: The Vega SDK supports many of the React Native version 0.72 components and APIs. You can use the supported components and APIs in the same manner as an ordinary React Native app. This page lists a specific React Native feature supported by the Vega SDK and contains React Native v72 documentation from the reactnative.dev website created by Meta and other contributors and licensed under the Attribution 4.0 International License. For more information about React Native v72, see the React Native documentation, version 0.72. For the most current feature information, see the Release Notes.

With React Native, you style your application using JavaScript. All of the core components accept a prop named style. The style names and values usually match how CSS works on the web, except names are written using camel casing, e.g. backgroundColor rather than background-color.

The style prop can be a plain old JavaScript object. That's what we usually use for example code. You can also pass an array of styles - the last style in the array has precedence, so you can use this to inherit styles.

As a component grows in complexity, it is often cleaner to use StyleSheet.create to define several styles in one place. Here's an example:

import React from 'react';
import {StyleSheet, Text, View} from 'react-native';

const LotsOfStyles = () => {
  return (
    <View style={styles.container}>
      <Text style={styles.red}>just red</Text>
      <Text style={styles.bigBlue}>just bigBlue</Text>
      <Text style={[styles.bigBlue, styles.red]}>bigBlue, then red</Text>
      <Text style={[styles.red, styles.bigBlue]}>red, then bigBlue</Text>
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    marginTop: 50,
  },
  bigBlue: {
    color: 'blue',
    fontWeight: 'bold',
    fontSize: 30,
  },
  red: {
    color: 'red',
  },
});

export default LotsOfStyles;

One common pattern is to make your component accept a style prop which in turn is used to style subcomponents. You can use this to make styles "cascade" the way they do in CSS.

There are a lot more ways to customize the text style. Check out the Text component reference for a complete list.

Now you can make your text beautiful. The next step in becoming a style expert is to learn how to control component size.

Known issues

react-native#29308: In some cases React Native does not match how CSS works on the web, for example the touch area never extends past the parent view bounds and on Android negative margin is not supported.

Last updated: Sep 30, 2025